full ingestion -> OCR -> extraction flow is now working correctly.

libs/app_factory.py

@@ -2,7 +2,7 @@
 
 # FILE: libs/app_factory.py
 
-from collections.abc import AsyncIterator
+from collections.abc import AsyncIterator, Awaitable, Callable
 from contextlib import asynccontextmanager
 from typing import Any
 
@@ -36,6 +36,8 @@ def create_app(  # pylint: disable=too-many-arguments,too-many-positional-argume
     version: str = "1.0.0",
     settings_class: type[BaseAppSettings] = BaseAppSettings,
     custom_settings: dict[str, Any] | None = None,
+    startup_hooks: list[Callable[[], Awaitable[None]]] | None = None,
+    shutdown_hooks: list[Callable[[], Awaitable[None]]] | None = None,
 ) -> tuple[FastAPI, BaseAppSettings]:
     """Create a FastAPI application with standard configuration"""
 
@@ -56,8 +58,14 @@ def create_app(  # pylint: disable=too-many-arguments,too-many-positional-argume
     ) -> AsyncIterator[None]:  # pylint: disable=unused-argument
         # Startup
         setup_observability(settings)
+        if startup_hooks:
+            for hook in startup_hooks:
+                await hook()
         yield
         # Shutdown
+        if shutdown_hooks:
+            for hook in shutdown_hooks:
+                await hook()
 
     # Create FastAPI app
     app = FastAPI(